Due to a planned power outage, our services will be reduced today (June 15) starting at 8:30am PDT until the work is complete. We apologize for the inconvenience.
First published in Afhandlingar i fysik, kemi och mineralogi, Stockholm, 1810. Revised ed. (in German) published in Annalen der physik, 1811-1812.
For print-disabled users
on August 31, 2008